1.29.4-asm.0 is now available for in-cluster Cloud Service Mesh.
1.29.4-asm.0 is now available for in-cluster Cloud Service Mesh.
You can now download 1.29.4-asm.0 for in-cluster Cloud Service Mesh. It includes the features of Istio 1.29.4 subject to the list of supported features.
The following environment variables, labels, and annotations are not supported:
• PILOT_IGNORE_RESOURCES and PILOT_INCLUDE_RESOURCES • RetryIgnorePreviousHosts • omit_empty_values • PILOT_SPAWN_UPSTREAM_SPAN_FOR_GATEWAY • MAX_CONNECTIONS_PER_SOCKET_EVENT_LOOP with the value 1 • PILOT_DNS_JITTER_DURATION • PILOT_DNS_JITTER_DURATION • ENABLE_NATIVE_SIDECARS with the value true • PILOT_IP_AUTOALLOCATE_IPV4_PREFIX and PILOT_IP_AUTOALLOCATE_IPV6_PREFIX • PILOT_DNS_CARES_UDP_MAX_QUERIES • ENABLE_WILDCARD_HOST_SERVICE_ENTRIES_FOR_TLS • 'BLOCKED_CIDRS_IN_JWKS_URIS` • ENABLE_DEBUG_ENDPOINT_AUTH • DISABLE_TRACK_REMAINING_CB_METRICS • gateway.istio.io/tls-cipher-suites • fileFlushMinSizeKB and fileFlushInterval settings in ProxyConfig • topology.istio.io/locality • statsCompression ProxyConfig option • proxy.istio.io/config annotation for metric compression overrides
Istio's experimental feature to enable lazy subset creation of envoy statistics is not supported.
The formatter option within the spec.tracing[].customTags field of the Telemetry custom resource (telemetry.istio.io) is unsupported.
The istiod_remote_cluster_sync_status Prometheus gauge metric, exposed on the Istiod control plane metrics endpoint (port 15014 /metrics), is not supported.
The following are unsupported for proxyless gRPC clients:
• Configuring the LEAST_REQUEST load balancing policy within the spec.trafficPolicy.loadBalancer.simple field of a DestinationRule custom resource (networking.istio.io) • Configuring the http2MaxRequests circuit breaker within the spec.trafficPolicy.connectionPool.http.http2MaxRequests field of a DestinationRule custom resource (networking.istio.io)
The ENABLE_AUTO_SNI flag is still supported to keep aligned with the legacy behavior.
For details on upgrading Cloud Service Mesh, see Upgrade Cloud Service Mesh. Cloud Service Mesh version 1.29.4-asm.0 uses Envoy v1.37.4-dev.